Apple Watch Series 7 (41mm) vs Apple Watch Series 7 (45mm) Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

9.0
Apple Watch Series 7 (45mm)
Apple Watch Series 7 (41mm) Apple Watch Series 7 (45mm)
Released · Oct 15, 2021
Released · Oct 15, 2021
1GB · 32GB
1GB · 32GB

Design

Weight
1.13 oz (32.0 g) 1.34 oz (38.0 g)
Materials
Back: Aluminum Back: Aluminum
Resistance
Water, Dust; IP6X Water, Dust; IP6X
Colors
Midnight, Starlight, Green, Blue, Red Midnight, Starlight, Green, Blue, Red

Display

Resolution
448x368px 448x368px
Technology
OLED OLED

Hardware

System chip
Apple S7 Apple S7
Processor
Dual-core Dual-core
GPU
PowerVR PowerVR
RAM
1GB 1GB
Internal storage
32GB 32GB
Storage expansion
not expandable not expandable
OS
watchOS (9.x, 8.x) watchOS (9.x, 8.x)

Battery

Type
Li - Ion Li - Ion
Charging
Qi wireless charging Qi wireless charging

Camera

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
802.11 b,g,n 802.11 b,g,n
Location
A-GPS, Glonass, Galileo, BeiDou, QZSS A-GPS, Glonass, Galileo, BeiDou, QZSS
Sensors
Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Barometer, Blood Oxygen Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Barometer, Blood Oxygen

Multimedia

Speakers
Loudspeaker Loudspeaker
Additional microphone(s)
Yes Yes

Cellular

3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850) Bands 1(2100), 2(1900), 4(1700/2100), 5(850)
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
eSIM eSIM

Availability

Officially announced
Sep 14, 2021 Sep 14, 2021

Alternative variants

With Stainless Steel case
Weight 1.49 oz (42.3 g)
Materials Back: Stainless steel
Colors Graphite, Silver, Gold
With Stainless Steel case
Weight 1.82 oz (51.5 g)
Materials Back: Stainless steel
With Titanium case
Weight 1.31 oz (37.0 g)
With titanium case
Weight 1.59 oz (45.1 g)
Materials Back: Titanium
FCC OKs Cingular\'s purchase of AT&T Wireless